macrumors newbie

It allows you to keep trace of multiple devices. Most people, like me, will probably want to keep track of their key chain.
I have lost my key chain before and now that my key chain is also responsible for other people's property, I can't afford to do that again.

Since my phone is always with me anyways, this makes more sense than dragging along a separate locator device to find my key chain.

Also, if you don't already have a location service for your phone, it can help find your phone as well.

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